Can you tell me how to fins what firewall I have in debian linux?
Tuesday, July 14th, 2009 at
05:08
I want to install a new firewall or to open some ports on this one.. but i don’t know where I can find and uninstall or install it.. can u help me ?
Filed under: Debian
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Chances are, you’re either using iptables or (if it’s a very old distribution) ipchains.
Essentially you create rules for iptables (for example, by default deny incoming connections, excpet this port, this port, and this port, etc)
You can read up on iptables at